2.Which version of Windows Media Player are you using?
.tgz file is not supported by Windows Media Player.
You may use your favorite search engine to download and install the latest codec for Windows Media Player. Thereafter, check if you are able to play .tgz files.
Note: Using Third Party Software, including hardware drivers can cause serious problems that may prevent
your computer from booting properly. Microsoft cannot guarantee that any problems resulting from the use of Third Party Software can be solved. Using Third Party Software is at your own risk.